summaryrefslogtreecommitdiffstats
path: root/fpga/usrp2/vrt
diff options
context:
space:
mode:
authorJosh Blum <josh@joshknows.com>2010-12-22 19:25:06 -0800
committerJosh Blum <josh@joshknows.com>2010-12-22 19:25:06 -0800
commitaebd62b626a8910f5ca92694b56162940f9a09fa (patch)
treefbe15be93391be35e837fec567f97d07fe8c6e3d /fpga/usrp2/vrt
parentd34565968a4f764252a492de42c0e8f93f2e7666 (diff)
parent195c8f9a53b4737478ca4c46fe226bd1d8c6857f (diff)
downloaduhd-aebd62b626a8910f5ca92694b56162940f9a09fa.tar.gz
uhd-aebd62b626a8910f5ca92694b56162940f9a09fa.tar.bz2
uhd-aebd62b626a8910f5ca92694b56162940f9a09fa.zip
Merge branch 'fpga_next' into uhd_next
Diffstat (limited to 'fpga/usrp2/vrt')
-rw-r--r--fpga/usrp2/vrt/gen_context_pkt.v7
-rw-r--r--fpga/usrp2/vrt/vita_tx_chain.v7
2 files changed, 8 insertions, 6 deletions
diff --git a/fpga/usrp2/vrt/gen_context_pkt.v b/fpga/usrp2/vrt/gen_context_pkt.v
index 44bb7b548..cc34cceed 100644
--- a/fpga/usrp2/vrt/gen_context_pkt.v
+++ b/fpga/usrp2/vrt/gen_context_pkt.v
@@ -1,7 +1,8 @@
module gen_context_pkt
- #(parameter PROT_ENG_FLAGS=1)
+ #(parameter PROT_ENG_FLAGS=1,
+ parameter DSP_NUMBER=0)
(input clk, input reset, input clear,
input trigger, output sent,
input [31:0] streamid,
@@ -67,10 +68,10 @@ module gen_context_pkt
endcase // case (ctxt_state)
assign src_rdy_int = ~( (ctxt_state == CTXT_IDLE) | (ctxt_state == CTXT_DONE) );
-
+
always @*
case(ctxt_state)
- CTXT_PROT_ENG : data_int <= { 2'b01, 16'd1, 16'd28 };
+ CTXT_PROT_ENG : data_int <= { 2'b01, 13'b0, DSP_NUMBER[0], 1'b1, 1'b1, 16'd28 }; // UDP port 1 or 3
CTXT_HEADER : data_int <= { 1'b0, (PROT_ENG_FLAGS ? 1'b0 : 1'b1), 12'b010100001101, seqno, 16'd7 };
CTXT_STREAMID : data_int <= { 2'b00, streamid };
CTXT_SECS : data_int <= { 2'b00, err_time[63:32] };
diff --git a/fpga/usrp2/vrt/vita_tx_chain.v b/fpga/usrp2/vrt/vita_tx_chain.v
index 2ec78189b..6f567668d 100644
--- a/fpga/usrp2/vrt/vita_tx_chain.v
+++ b/fpga/usrp2/vrt/vita_tx_chain.v
@@ -5,7 +5,8 @@ module vita_tx_chain
parameter REPORT_ERROR=0,
parameter DO_FLOW_CONTROL=0,
parameter PROT_ENG_FLAGS=0,
- parameter USE_TRANS_HEADER=0)
+ parameter USE_TRANS_HEADER=0,
+ parameter DSP_NUMBER=0)
(input clk, input reset,
input set_stb, input [7:0] set_addr, input [31:0] set_data,
input [63:0] vita_time,
@@ -71,7 +72,7 @@ module vita_tx_chain
wire [35:0] flow_data, err_data_int;
wire flow_src_rdy, flow_dst_rdy, err_src_rdy_int, err_dst_rdy_int;
- gen_context_pkt #(.PROT_ENG_FLAGS(PROT_ENG_FLAGS)) gen_flow_pkt
+ gen_context_pkt #(.PROT_ENG_FLAGS(PROT_ENG_FLAGS),.DSP_NUMBER(DSP_NUMBER)) gen_flow_pkt
(.clk(clk), .reset(reset), .clear(clear_vita),
.trigger(trigger & (DO_FLOW_CONTROL==1)), .sent(),
.streamid(streamid), .vita_time(vita_time), .message(32'd0),
@@ -82,7 +83,7 @@ module vita_tx_chain
.set_stb(set_stb),.set_addr(set_addr),.set_data(set_data),
.packet_consumed(packet_consumed), .trigger(trigger));
- gen_context_pkt #(.PROT_ENG_FLAGS(PROT_ENG_FLAGS)) gen_tx_err_pkt
+ gen_context_pkt #(.PROT_ENG_FLAGS(PROT_ENG_FLAGS),.DSP_NUMBER(DSP_NUMBER)) gen_tx_err_pkt
(.clk(clk), .reset(reset), .clear(clear_vita),
.trigger((error|ack) & (REPORT_ERROR==1)), .sent(),
.streamid(streamid), .vita_time(vita_time), .message(message),